Edited by csparr, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) WoRMS for SMEBD, some rights reserved (CC BY-NC-SA)
- 2. (c) Bernard Picton, some rights reserved (CC BY-NC-SA)
- 3. (c) David Remsen, some rights reserved (CC BY-NC)
- 4. (c) Asbjørn Hansen, some rights reserved (CC BY-NC-ND)
- 5. (c) Ian Boyd, some rights reserved (CC BY-NC)
- 6. (c) Eric Burgers, some rights reserved (CC BY-NC-SA)
- 7. (c) Brandon Seah, some rights reserved (CC BY-NC-SA)
- 8. (c) BIO Photography Group, some rights reserved (CC BY-NC-SA)
- 9. (c) meriseal, some rights reserved (CC BY-NC-SA)
- 10. (c) Biopix, some rights reserved (CC BY-NC)
- 11. (c) Feet wet, some rights reserved (CC BY-NC)
- 12. (c) Robin, some rights reserved (CC BY-SA)
- 13. (c) Chris Moody, some rights reserved (CC BY-NC)
- 14. (c) Travis, some rights reserved (CC BY-NC)